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提交 6a6b3309 编写于 作者: O Oliver Schneider 提交者： Oliver Scherer
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update tests to changes on rustc master

上级 e6f7f4af
隐藏空白更改
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Showing with 85 addition and 57 deletion
src/test/ui/consts/const-eval/const-pointer-values-in-various-types.rs
浏览文件 @ 6a6b3309
...@@ -22,7 +22,7 @@ union Nonsense { ...@@ -22,7 +22,7 @@ union Nonsense {
fn main() { fn main() {
const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 }.u }; const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 }.u };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_8 }; const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_8 };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
...@@ -34,7 +34,7 @@ fn main() { ...@@ -34,7 +34,7 @@ fn main() {
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uint_64 }; const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uint_64 };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const I32_REF_U128_UNION: u128 = unsafe { Nonsense { int_32_ref: &3 }.uint_128 }; const I32_REF_U128_UNION: u128 = unsafe { Nonsense { int_32_ref: &3 }.uint_128 };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
...@@ -49,7 +49,7 @@ fn main() { ...@@ -49,7 +49,7 @@ fn main() {
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int_64 }; const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int_64 };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const I32_REF_I128_UNION: i128 = unsafe { Nonsense { int_32_ref: &3 }.int_128 }; const I32_REF_I128_UNION: i128 = unsafe { Nonsense { int_32_ref: &3 }.int_128 };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
...@@ -58,7 +58,7 @@ fn main() { ...@@ -58,7 +58,7 @@ fn main() {
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.float_64 }; const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.float_64 };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.truthy_falsey }; const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.truthy_falsey };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
...@@ -76,7 +76,7 @@ fn main() { ...@@ -76,7 +76,7 @@ fn main() {
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 }; const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_128 }; const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_128 };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
...@@ -91,7 +91,7 @@ fn main() { ...@@ -91,7 +91,7 @@ fn main() {
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 }; const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128 }; const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128 };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
...@@ -100,7 +100,7 @@ fn main() { ...@@ -100,7 +100,7 @@ fn main() {
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64 }; const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64 };
//~^ ERROR this constant likely exhibits undefined behavior //~^ ERROR it is undefined behavior to use this value
const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_falsey }; const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_falsey };
//~^ ERROR any use of this value will cause an error //~^ ERROR any use of this value will cause an error
......
src/test/ui/consts/const-eval/const-pointer-values-in-various-types.stderr
浏览文件 @ 6a6b3309
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:24:5 --> $DIR/const-pointer-values-in-various-types.rs:24:5
| |
LL | const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 }.u }; LL | const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 }.u };
...@@ -6,7 +6,7 @@ LL | const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 } ...@@ -6,7 +6,7 @@ LL | const I32_REF_USIZE_UNION: usize = unsafe { Nonsense { int_32_ref: &3 }
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:27:5 --> $DIR/const-pointer-values-in-various-types.rs:27:5
| |
LL | const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_8 }; LL | const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_8 };
...@@ -16,7 +16,7 @@ LL | const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_ ...@@ -16,7 +16,7 @@ LL | const I32_REF_U8_UNION: u8 = unsafe { Nonsense { int_32_ref: &3 }.uint_
| |
= note: #[deny(const_err)] on by default = note: #[deny(const_err)] on by default
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:30:5 --> $DIR/const-pointer-values-in-various-types.rs:30:5
| |
LL | const I32_REF_U16_UNION: u16 = unsafe { Nonsense { int_32_ref: &3 }.uint_16 }; LL | const I32_REF_U16_UNION: u16 = unsafe { Nonsense { int_32_ref: &3 }.uint_16 };
...@@ -24,7 +24,7 @@ LL | const I32_REF_U16_UNION: u16 = unsafe { Nonsense { int_32_ref: &3 }.uin ...@@ -24,7 +24,7 @@ LL | const I32_REF_U16_UNION: u16 = unsafe { Nonsense { int_32_ref: &3 }.uin
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:33:5 --> $DIR/const-pointer-values-in-various-types.rs:33:5
| |
LL | const I32_REF_U32_UNION: u32 = unsafe { Nonsense { int_32_ref: &3 }.uint_32 }; LL | const I32_REF_U32_UNION: u32 = unsafe { Nonsense { int_32_ref: &3 }.uint_32 };
...@@ -32,7 +32,7 @@ LL | const I32_REF_U32_UNION: u32 = unsafe { Nonsense { int_32_ref: &3 }.uin ...@@ -32,7 +32,7 @@ LL | const I32_REF_U32_UNION: u32 = unsafe { Nonsense { int_32_ref: &3 }.uin
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:36:5 --> $DIR/const-pointer-values-in-various-types.rs:36:5
| |
LL | const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uint_64 }; LL | const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uint_64 };
...@@ -40,13 +40,13 @@ LL | const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uin ...@@ -40,13 +40,13 @@ LL | const I32_REF_U64_UNION: u64 = unsafe { Nonsense { int_32_ref: &3 }.uin
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:39:5 --> $DIR/const-pointer-values-in-various-types.rs:39:5
| |
LL | const I32_REF_U128_UNION: u128 = unsafe { Nonsense { int_32_ref: &3 }.uint_128 }; LL | const I32_REF_U128_UNION: u128 = unsafe { Nonsense { int_32_ref: &3 }.uint_128 };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempted to read undefined bytes | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempted to read undefined bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:42:5 --> $DIR/const-pointer-values-in-various-types.rs:42:5
| |
LL | const I32_REF_I8_UNION: i8 = unsafe { Nonsense { int_32_ref: &3 }.int_8 }; LL | const I32_REF_I8_UNION: i8 = unsafe { Nonsense { int_32_ref: &3 }.int_8 };
...@@ -54,7 +54,7 @@ LL | const I32_REF_I8_UNION: i8 = unsafe { Nonsense { int_32_ref: &3 }.int_8 ...@@ -54,7 +54,7 @@ LL | const I32_REF_I8_UNION: i8 = unsafe { Nonsense { int_32_ref: &3 }.int_8
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:45:5 --> $DIR/const-pointer-values-in-various-types.rs:45:5
| |
LL | const I32_REF_I16_UNION: i16 = unsafe { Nonsense { int_32_ref: &3 }.int_16 }; LL | const I32_REF_I16_UNION: i16 = unsafe { Nonsense { int_32_ref: &3 }.int_16 };
...@@ -62,7 +62,7 @@ LL | const I32_REF_I16_UNION: i16 = unsafe { Nonsense { int_32_ref: &3 }.int ...@@ -62,7 +62,7 @@ LL | const I32_REF_I16_UNION: i16 = unsafe { Nonsense { int_32_ref: &3 }.int
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:48:5 --> $DIR/const-pointer-values-in-various-types.rs:48:5
| |
LL | const I32_REF_I32_UNION: i32 = unsafe { Nonsense { int_32_ref: &3 }.int_32 }; LL | const I32_REF_I32_UNION: i32 = unsafe { Nonsense { int_32_ref: &3 }.int_32 };
...@@ -70,7 +70,7 @@ LL | const I32_REF_I32_UNION: i32 = unsafe { Nonsense { int_32_ref: &3 }.int ...@@ -70,7 +70,7 @@ LL | const I32_REF_I32_UNION: i32 = unsafe { Nonsense { int_32_ref: &3 }.int
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:51:5 --> $DIR/const-pointer-values-in-various-types.rs:51:5
| |
LL | const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int_64 }; LL | const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int_64 };
...@@ -78,13 +78,13 @@ LL | const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int ...@@ -78,13 +78,13 @@ LL | const I32_REF_I64_UNION: i64 = unsafe { Nonsense { int_32_ref: &3 }.int
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:54:5 --> $DIR/const-pointer-values-in-various-types.rs:54:5
| |
LL | const I32_REF_I128_UNION: i128 = unsafe { Nonsense { int_32_ref: &3 }.int_128 }; LL | const I32_REF_I128_UNION: i128 = unsafe { Nonsense { int_32_ref: &3 }.int_128 };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempted to read undefined bytes | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ attempted to read undefined bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:57:5 --> $DIR/const-pointer-values-in-various-types.rs:57:5
| |
LL | const I32_REF_F32_UNION: f32 = unsafe { Nonsense { int_32_ref: &3 }.float_32 }; LL | const I32_REF_F32_UNION: f32 = unsafe { Nonsense { int_32_ref: &3 }.float_32 };
...@@ -92,7 +92,7 @@ LL | const I32_REF_F32_UNION: f32 = unsafe { Nonsense { int_32_ref: &3 }.flo ...@@ -92,7 +92,7 @@ LL | const I32_REF_F32_UNION: f32 = unsafe { Nonsense { int_32_ref: &3 }.flo
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:60:5 --> $DIR/const-pointer-values-in-various-types.rs:60:5
| |
LL | const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.float_64 }; LL | const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.float_64 };
...@@ -100,7 +100,7 @@ LL | const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.flo ...@@ -100,7 +100,7 @@ LL | const I32_REF_F64_UNION: f64 = unsafe { Nonsense { int_32_ref: &3 }.flo
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:63:5 --> $DIR/const-pointer-values-in-various-types.rs:63:5
| |
LL | const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.truthy_falsey }; LL | const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.truthy_falsey };
...@@ -108,7 +108,7 @@ LL | const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.t ...@@ -108,7 +108,7 @@ LL | const I32_REF_BOOL_UNION: bool = unsafe { Nonsense { int_32_ref: &3 }.t
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:66:5 --> $DIR/const-pointer-values-in-various-types.rs:66:5
| |
LL | const I32_REF_CHAR_UNION: char = unsafe { Nonsense { int_32_ref: &3 }.character }; LL | const I32_REF_CHAR_UNION: char = unsafe { Nonsense { int_32_ref: &3 }.character };
...@@ -116,7 +116,7 @@ LL | const I32_REF_CHAR_UNION: char = unsafe { Nonsense { int_32_ref: &3 }.c ...@@ -116,7 +116,7 @@ LL | const I32_REF_CHAR_UNION: char = unsafe { Nonsense { int_32_ref: &3 }.c
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:69:5 --> $DIR/const-pointer-values-in-various-types.rs:69:5
| |
LL | const STR_U8_UNION: u8 = unsafe { Nonsense { stringy: "3" }.uint_8 }; LL | const STR_U8_UNION: u8 = unsafe { Nonsense { stringy: "3" }.uint_8 };
...@@ -124,7 +124,7 @@ LL | const STR_U8_UNION: u8 = unsafe { Nonsense { stringy: "3" }.uint_8 }; ...@@ -124,7 +124,7 @@ LL | const STR_U8_UNION: u8 = unsafe { Nonsense { stringy: "3" }.uint_8 };
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:72:5 --> $DIR/const-pointer-values-in-various-types.rs:72:5
| |
LL | const STR_U16_UNION: u16 = unsafe { Nonsense { stringy: "3" }.uint_16 }; LL | const STR_U16_UNION: u16 = unsafe { Nonsense { stringy: "3" }.uint_16 };
...@@ -132,7 +132,7 @@ LL | const STR_U16_UNION: u16 = unsafe { Nonsense { stringy: "3" }.uint_16 } ...@@ -132,7 +132,7 @@ LL | const STR_U16_UNION: u16 = unsafe { Nonsense { stringy: "3" }.uint_16 }
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:75:5 --> $DIR/const-pointer-values-in-various-types.rs:75:5
| |
LL | const STR_U32_UNION: u32 = unsafe { Nonsense { stringy: "3" }.uint_32 }; LL | const STR_U32_UNION: u32 = unsafe { Nonsense { stringy: "3" }.uint_32 };
...@@ -140,7 +140,7 @@ LL | const STR_U32_UNION: u32 = unsafe { Nonsense { stringy: "3" }.uint_32 } ...@@ -140,7 +140,7 @@ LL | const STR_U32_UNION: u32 = unsafe { Nonsense { stringy: "3" }.uint_32 }
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:78:5 --> $DIR/const-pointer-values-in-various-types.rs:78:5
| |
LL | const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 }; LL | const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 };
...@@ -148,7 +148,7 @@ LL | const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 } ...@@ -148,7 +148,7 @@ LL | const STR_U64_UNION: u64 = unsafe { Nonsense { stringy: "3" }.uint_64 }
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:81:5 --> $DIR/const-pointer-values-in-various-types.rs:81:5
| |
LL | const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_128 }; LL | const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_128 };
...@@ -156,7 +156,7 @@ LL | const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_12 ...@@ -156,7 +156,7 @@ LL | const STR_U128_UNION: u128 = unsafe { Nonsense { stringy: "3" }.uint_12
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:84:5 --> $DIR/const-pointer-values-in-various-types.rs:84:5
| |
LL | const STR_I8_UNION: i8 = unsafe { Nonsense { stringy: "3" }.int_8 }; LL | const STR_I8_UNION: i8 = unsafe { Nonsense { stringy: "3" }.int_8 };
...@@ -164,7 +164,7 @@ LL | const STR_I8_UNION: i8 = unsafe { Nonsense { stringy: "3" }.int_8 }; ...@@ -164,7 +164,7 @@ LL | const STR_I8_UNION: i8 = unsafe { Nonsense { stringy: "3" }.int_8 };
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:87:5 --> $DIR/const-pointer-values-in-various-types.rs:87:5
| |
LL | const STR_I16_UNION: i16 = unsafe { Nonsense { stringy: "3" }.int_16 }; LL | const STR_I16_UNION: i16 = unsafe { Nonsense { stringy: "3" }.int_16 };
...@@ -172,7 +172,7 @@ LL | const STR_I16_UNION: i16 = unsafe { Nonsense { stringy: "3" }.int_16 }; ...@@ -172,7 +172,7 @@ LL | const STR_I16_UNION: i16 = unsafe { Nonsense { stringy: "3" }.int_16 };
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:90:5 --> $DIR/const-pointer-values-in-various-types.rs:90:5
| |
LL | const STR_I32_UNION: i32 = unsafe { Nonsense { stringy: "3" }.int_32 }; LL | const STR_I32_UNION: i32 = unsafe { Nonsense { stringy: "3" }.int_32 };
...@@ -180,7 +180,7 @@ LL | const STR_I32_UNION: i32 = unsafe { Nonsense { stringy: "3" }.int_32 }; ...@@ -180,7 +180,7 @@ LL | const STR_I32_UNION: i32 = unsafe { Nonsense { stringy: "3" }.int_32 };
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:93:5 --> $DIR/const-pointer-values-in-various-types.rs:93:5
| |
LL | const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 }; LL | const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 };
...@@ -188,7 +188,7 @@ LL | const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 }; ...@@ -188,7 +188,7 @@ LL | const STR_I64_UNION: i64 = unsafe { Nonsense { stringy: "3" }.int_64 };
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:96:5 --> $DIR/const-pointer-values-in-various-types.rs:96:5
| |
LL | const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128 }; LL | const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128 };
...@@ -196,7 +196,7 @@ LL | const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128 ...@@ -196,7 +196,7 @@ LL | const STR_I128_UNION: i128 = unsafe { Nonsense { stringy: "3" }.int_128
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:99:5 --> $DIR/const-pointer-values-in-various-types.rs:99:5
| |
LL | const STR_F32_UNION: f32 = unsafe { Nonsense { stringy: "3" }.float_32 }; LL | const STR_F32_UNION: f32 = unsafe { Nonsense { stringy: "3" }.float_32 };
...@@ -204,7 +204,7 @@ LL | const STR_F32_UNION: f32 = unsafe { Nonsense { stringy: "3" }.float_32 ...@@ -204,7 +204,7 @@ LL | const STR_F32_UNION: f32 = unsafe { Nonsense { stringy: "3" }.float_32
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error[E0080]: this constant likely exhibits undefined behavior error[E0080]: it is undefined behavior to use this value
--> $DIR/const-pointer-values-in-various-types.rs:102:5 --> $DIR/const-pointer-values-in-various-types.rs:102:5
| |
LL | const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64 }; LL | const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64 };
...@@ -212,7 +212,7 @@ LL | const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64 ...@@ -212,7 +212,7 @@ LL | const STR_F64_UNION: f64 = unsafe { Nonsense { stringy: "3" }.float_64
| |
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:105:5 --> $DIR/const-pointer-values-in-various-types.rs:105:5
| |
LL | const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_falsey }; LL | const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_falsey };
...@@ -220,7 +220,7 @@ LL | const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_ ...@@ -220,7 +220,7 @@ LL | const STR_BOOL_UNION: bool = unsafe { Nonsense { stringy: "3" }.truthy_
| | | |
| a raw memory access tried to access part of a pointer value as raw bytes | a raw memory access tried to access part of a pointer value as raw bytes
error: this constant cannot be used error: any use of this value will cause an error
--> $DIR/const-pointer-values-in-various-types.rs:108:5 --> $DIR/const-pointer-values-in-various-types.rs:108:5
| |
LL | const STR_CHAR_UNION: char = unsafe { Nonsense { stringy: "3" }.character }; LL | const STR_CHAR_UNION: char = unsafe { Nonsense { stringy: "3" }.character };
......
src/test/ui/consts/const-eval/issue-52442.rs
浏览文件 @ 6a6b3309
...@@ -10,4 +10,5 @@ ...@@ -10,4 +10,5 @@
fn main() { fn main() {
[(); { &loop { break } as *const _ as usize } ]; //~ ERROR unimplemented expression type [(); { &loop { break } as *const _ as usize } ]; //~ ERROR unimplemented expression type
//~^ ERROR it is undefined behavior to use this value
} }
src/test/ui/consts/const-eval/issue-52442.stderr
浏览文件 @ 6a6b3309
...@@ -4,6 +4,15 @@ error[E0019]: constant contains unimplemented expression type ...@@ -4,6 +4,15 @@ error[E0019]: constant contains unimplemented expression type
LL | [(); { &loop { break } as *const _ as usize } ]; //~ ERROR unimplemented expression type LL | [(); { &loop { break } as *const _ as usize } ]; //~ ERROR unimplemented expression type
| ^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^
error: aborting due to previous error error[E0080]: it is undefined behavior to use this value
--> $DIR/issue-52442.rs:12:11
|
LL | [(); { &loop { break } as *const _ as usize } ]; //~ ERROR unimplemented expression type
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a pointer, but expected the type usize
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0019`. Some errors occurred: E0019, E0080.
For more information about an error, try `rustc --explain E0019`.
src/test/ui/consts/const-eval/ref_to_int_match.rs
浏览文件 @ 6a6b3309
...@@ -14,7 +14,7 @@ fn main() { ...@@ -14,7 +14,7 @@ fn main() {
let n: Int = 40; let n: Int = 40;
match n { match n {
0..=10 => {}, 0..=10 => {},
10..=BAR => {}, //~ ERROR lower range bound must be less than or equal to upper 10..=BAR => {}, //~ ERROR could not evaluate constant pattern
_ => {}, _ => {},
} }
} }
...@@ -30,4 +30,4 @@ union Foo { ...@@ -30,4 +30,4 @@ union Foo {
#[cfg(target_pointer_width="32")] #[cfg(target_pointer_width="32")]
type Int = u32; type Int = u32;
const BAR: Int = unsafe { Foo { r: &42 }.f }; const BAR: Int = unsafe { Foo { r: &42 }.f }; //~ ERROR it is undefined behavior to use this value
src/test/ui/consts/const-eval/ref_to_int_match.stderr
浏览文件 @ 6a6b3309
error[E0030]: lower range bound must be less than or equal to upper error[E0080]: it is undefined behavior to use this value
--> $DIR/ref_to_int_match.rs:17:9 --> $DIR/ref_to_int_match.rs:33:1
| |
LL | 10..=BAR => {}, //~ ERROR lower range bound must be less than or equal to upper LL | const BAR: Int = unsafe { Foo { r: &42 }.f }; //~ ERROR it is undefined behavior to use this value
| ^^ lower bound larger than upper bound | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a pointer, but expected the type u64
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: could not evaluate constant pattern
--> $DIR/ref_to_int_match.rs:17:14
|
LL | 10..=BAR => {}, //~ ERROR could not evaluate constant pattern
| ^^^
error: aborting due to previous error error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0030`. For more information about this error, try `rustc --explain E0080`.
src/test/ui/consts/const-size_of-cycle.stderr
浏览文件 @ 6a6b3309
error[E0391]: cycle detected when const-evaluating + checking `Foo::bytes::{{constant}}` error[E0391]: cycle detected when const-evaluating + checking `Foo::bytes::{{constant}}`
--> $DIR/const-size_of-cycle.rs:16:17 --> $DIR/const-size_of-cycle.rs:14:17
| |
LL | bytes: [u8; std::mem::size_of::<Foo>()] LL | bytes: [u8; std::mem::size_of::<Foo>()]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^^^^^^^^^^^^^
...@@ -7,18 +7,18 @@ LL | bytes: [u8; std::mem::size_of::<Foo>()] ...@@ -7,18 +7,18 @@ LL | bytes: [u8; std::mem::size_of::<Foo>()]
note: ...which requires const-evaluating `Foo::bytes::{{constant}}`... note: ...which requires const-evaluating `Foo::bytes::{{constant}}`...
--> $SRC_DIR/libcore/mem.rs:LL:COL --> $SRC_DIR/libcore/mem.rs:LL:COL
| |
LL | unsafe { intrinsics::size_of::<T>() } LL | intrinsics::size_of::<T>()
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^^^^^^^^^^^^^
note: ...which requires computing layout of `Foo`... note: ...which requires computing layout of `Foo`...
note: ...which requires normalizing `ParamEnvAnd { param_env: ParamEnv { caller_bounds: [], reveal: All }, value: [u8; _] }`... note: ...which requires normalizing `ParamEnvAnd { param_env: ParamEnv { caller_bounds: [], reveal: All }, value: [u8; _] }`...
note: ...which requires const-evaluating + checking `Foo::bytes::{{constant}}`... note: ...which requires const-evaluating + checking `Foo::bytes::{{constant}}`...
--> $DIR/const-size_of-cycle.rs:16:17 --> $DIR/const-size_of-cycle.rs:14:17
| |
LL | bytes: [u8; std::mem::size_of::<Foo>()] LL | bytes: [u8; std::mem::size_of::<Foo>()]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: ...which again requires const-evaluating + checking `Foo::bytes::{{constant}}`, completing the cycle = note: ...which again requires const-evaluating + checking `Foo::bytes::{{constant}}`, completing the cycle
note: cycle used when processing `Foo` note: cycle used when processing `Foo`
--> $DIR/const-size_of-cycle.rs:15:1 --> $DIR/const-size_of-cycle.rs:13:1
| |
LL | struct Foo { LL | struct Foo {
| ^^^^^^^^^^ | ^^^^^^^^^^
......
src/test/ui/issues/issue-44415.stderr
浏览文件 @ 6a6b3309
error[E0391]: cycle detected when const-evaluating + checking `Foo::bytes::{{constant}}` error[E0391]: cycle detected when const-evaluating + checking `Foo::bytes::{{constant}}`
--> $DIR/issue-44415.rs:17:17 --> $DIR/issue-44415.rs:16:17
| |
LL | bytes: [u8; unsafe { intrinsics::size_of::<Foo>() }], LL | bytes: [u8; unsafe { intrinsics::size_of::<Foo>() }],
| ^^^^^^ | ^^^^^^
| |
note: ...which requires const-evaluating `Foo::bytes::{{constant}}`... note: ...which requires const-evaluating `Foo::bytes::{{constant}}`...
--> $DIR/issue-44415.rs:17:26 --> $DIR/issue-44415.rs:16:26
| |
LL | bytes: [u8; unsafe { intrinsics::size_of::<Foo>() }], LL | bytes: [u8; unsafe { intrinsics::size_of::<Foo>() }],
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: ...which requires computing layout of `Foo`... note: ...which requires computing layout of `Foo`...
note: ...which requires normalizing `ParamEnvAnd { param_env: ParamEnv { caller_bounds: [], reveal: All }, value: [u8; _] }`... note: ...which requires normalizing `ParamEnvAnd { param_env: ParamEnv { caller_bounds: [], reveal: All }, value: [u8; _] }`...
note: ...which requires const-evaluating + checking `Foo::bytes::{{constant}}`... note: ...which requires const-evaluating + checking `Foo::bytes::{{constant}}`...
--> $DIR/issue-44415.rs:17:17 --> $DIR/issue-44415.rs:16:17
| |
LL | bytes: [u8; unsafe { intrinsics::size_of::<Foo>() }], LL | bytes: [u8; unsafe { intrinsics::size_of::<Foo>() }],
| ^^^^^^ | ^^^^^^
= note: ...which again requires const-evaluating + checking `Foo::bytes::{{constant}}`, completing the cycle = note: ...which again requires const-evaluating + checking `Foo::bytes::{{constant}}`, completing the cycle
note: cycle used when processing `Foo` note: cycle used when processing `Foo`
--> $DIR/issue-44415.rs:16:1 --> $DIR/issue-44415.rs:15:1
| |
LL | struct Foo { LL | struct Foo {
| ^^^^^^^^^^ | ^^^^^^^^^^
......
src/test/ui/issues/issue-52023-array-size-pointer-cast.rs
浏览文件 @ 6a6b3309
...@@ -10,4 +10,5 @@ ...@@ -10,4 +10,5 @@
fn main() { fn main() {
let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to integers in constants let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to integers in constants
//~^ ERROR it is undefined behavior to use this value
} }
src/test/ui/issues/issue-52023-array-size-pointer-cast.stderr
浏览文件 @ 6a6b3309
...@@ -6,6 +6,15 @@ LL | let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to ...@@ -6,6 +6,15 @@ LL | let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to
| |
= help: add #![feature(const_raw_ptr_to_usize_cast)] to the crate attributes to enable = help: add #![feature(const_raw_ptr_to_usize_cast)] to the crate attributes to enable
error: aborting due to previous error error[E0080]: it is undefined behavior to use this value
--> $DIR/issue-52023-array-size-pointer-cast.rs:12:17
|
LL | let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to integers in constants
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a pointer, but expected the type usize
|
= note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0658`. Some errors occurred: E0080, E0658.
For more information about an error, try `rustc --explain E0080`.
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